diff options
author | Jordan Rupprecht <rupprecht@google.com> | 2019-05-14 21:58:59 +0000 |
---|---|---|
committer | Jordan Rupprecht <rupprecht@google.com> | 2019-05-14 21:58:59 +0000 |
commit | b6bc976d7be8ee56d3be4b6dbd2f3ab0a4021c86 (patch) | |
tree | f5ed5db8cb5d237a073ea00c4d4cd63153a16a6c /lib/builtins/subvti3.c | |
parent | 05342ccc9cff16425c0a831fddd510879544a0bf (diff) | |
parent | 098ca93185735ec3687106d0967a70fc99a85059 (diff) | |
download | compiler-rt-google/stable.tar.gz |
Creating branches/google/stable and tags/google/stable/2019-05-14 from r360103google/stable
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/branches/google/stable@360714 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/builtins/subvti3.c')
-rw-r--r-- | lib/builtins/subvti3.c | 55 |
1 files changed, 24 insertions, 31 deletions
diff --git a/lib/builtins/subvti3.c b/lib/builtins/subvti3.c index a6804d2d7..91ac18834 100644 --- a/lib/builtins/subvti3.c +++ b/lib/builtins/subvti3.c @@ -1,40 +1,33 @@ -/* ===-- subvti3.c - Implement __subvti3 -----------------------------------=== - * - * The LLVM Compiler Infrastructure - * - * This file is dual licensed under the MIT and the University of Illinois Open - * Source Licenses. See LICENSE.TXT for details. - * - * ===----------------------------------------------------------------------=== - * - * This file implements __subvti3 for the compiler_rt library. - * - * ===----------------------------------------------------------------------=== - */ +//===-- subvti3.c - Implement __subvti3 -----------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// This file implements __subvti3 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// #include "int_lib.h" #ifdef CRT_HAS_128BIT -/* Returns: a - b */ +// Returns: a - b -/* Effects: aborts if a - b overflows */ +// Effects: aborts if a - b overflows -COMPILER_RT_ABI ti_int -__subvti3(ti_int a, ti_int b) -{ - ti_int s = (tu_int) a - (tu_int) b; - if (b >= 0) - { - if (s > a) - compilerrt_abort(); - } - else - { - if (s <= a) - compilerrt_abort(); - } - return s; +COMPILER_RT_ABI ti_int __subvti3(ti_int a, ti_int b) { + ti_int s = (tu_int)a - (tu_int)b; + if (b >= 0) { + if (s > a) + compilerrt_abort(); + } else { + if (s <= a) + compilerrt_abort(); + } + return s; } -#endif /* CRT_HAS_128BIT */ +#endif // CRT_HAS_128BIT |